<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="附件名称" prop="attachName">
        <el-input
          v-model="queryParams.attachName"
          placeholder="请输入附件名称"
          clearable
          size="small"
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="附件位置" prop="position">
        <el-select v-model="queryParams.position" placeholder="请选择附件位置" clearable size="small">
          <el-option
            v-for="dict in attachPositionOptions"
            :key="dict.dictValue"
            :label="dict.dictLabel"
            :value="dict.dictValue"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="附件类型" prop="attachType">
        <el-select v-model="queryParams.attachType" placeholder="请选择附件类型" clearable size="small">
          <el-option
            v-for="dict in attachTypeOptions"
            :key="dict.dictValue"
            :label="dict.dictLabel"
            :value="dict.dictValue"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="请选择状态" clearable size="small">
          <el-option
            v-for="dict in statusOptions"
            :key="dict.dictValue"
            :label="dict.dictLabel"
            :value="dict.dictValue"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="cyan" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['system:attachment:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['system:attachment:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['system:attachment:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['system:attachment:export']"
        >导出</el-button>
      </el-col>
	  <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="attachmentList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <!--<el-table-column label="附件ID" align="center" prop="attachId" />-->
      <el-table-column label="附件名称" align="center" prop="attachName" />
      <!--<el-table-column label="附件路径" align="center" prop="attachUrl" />-->
      <el-table-column label="附件位置" :formatter="attachPositionFormat" align="center" prop="position" />
      <el-table-column label="附件类型" :formatter="attachTypeFormat" align="center" prop="attachType" />
      <el-table-column label="状态" :formatter="statusFormat" align="center" prop="status" />
      <!--
      <el-table-column label="备注" align="center" prop="remark" />
      -->
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['system:attachment:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['system:attachment:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改图片视频配置对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="800px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="120px">
        <el-form-item label="附件名称" prop="attachName">
          <el-input disabled v-model="form.attachName" placeholder="请输入附件名称" />
        </el-form-item>
        <el-form-item label="附件路径" prop="attachUrl">
          <el-upload
                ref="upload"
                :limit="1"
                :headers="upload.headers"
                :action="upload.url"
                :disabled="upload.isUploading"
                :on-progress="handleFileUploadProgress"
                :on-success="handleFileSuccess"
                :auto-upload="false"
                :file-list="fileList"
                :on-remove="handleRemove"
                :before-remove="beforeRemove"
                drag
              >
                <i class="el-icon-upload"></i>
                <div class="el-upload__text">
                  将文件拖到此处，或
                  <em>点击上传</em>
                </div>
              </el-upload>
              <el-form-item>
                <el-button type="primary" @click="submitFileForm">上 传</el-button>
              </el-form-item>
        </el-form-item>
        <el-form-item label="附件位置" prop="position">
          <el-select v-model="form.position" placeholder="请选择附件位置" clearable size="small">
            <el-option
              v-for="dict in attachPositionOptions"
              :key="dict.dictValue"
              :label="dict.dictLabel"
              :value="dict.dictValue"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="附件类型" prop="attachType">
          <el-select v-model="form.attachType" placeholder="请选择附件类型" clearable size="small">
            <el-option
            v-for="dict in attachTypeOptions"
            :key="dict.dictValue"
            :label="dict.dictLabel"
            :value="dict.dictValue"
          />
          </el-select>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="form.status">
            <el-radio
                  v-for="dict in statusOptions"
                  :key="dict.dictValue"
                  :label="dict.dictValue"
                >{{dict.dictLabel}}</el-radio>
          </el-radio-group>
        </el-form-item>
        <!--
        <el-form-item label="删除标志" prop="delFlag">
          <el-input v-model="form.delFlag" placeholder="请输入删除标志" />
        </el-form-item>
        <el-form-item label="备注" prop="remark">
          <el-input v-model="form.remark" type="textarea" placeholder="请输入内容" />
        </el-form-item>
        -->
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button size="mini" type="primary" @click="submitForm">确 定</el-button>
        <el-button size="mini" @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listAttachment, getAttachment, delAttachment, addAttachment, updateAttachment, exportAttachment } from "@/api/system/attachment";
import { getToken } from "@/utils/auth";
import { matchFileType } from "@/utils/base";

export default {
  name: "Attachment",
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 图片视频配置表格数据
      attachmentList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      statusOptions: [],
      attachTypeOptions: [],
      attachPositionOptions: [],
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        attachName: null,
        attachUrl: null,
        position: null,
        attachType: null,
        status: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
      },
      fileList: [],
      upload: {
        // 是否显示弹出层（用户导入）
        open: false,
        // 弹出层标题（用户导入）
        title: "",
        // 是否禁用上传
        isUploading: false,
        // 是否更新已经存在的用户数据
        updateSupport: 0,
        // 设置上传的请求头部
        headers: { Authorization: "Bearer " + getToken() },
        // 上传的地址
        url: process.env.VUE_APP_BASE_API + "/common/upload"
      },
    };
  },
  created() {
    
    this.getDicts("sys_normal_disable").then(response => {
      this.statusOptions = response.data;
    });
    this.getDicts("sys_attach_type").then(response => {
      this.attachTypeOptions = response.data;
    });
    this.getDicts("sys_attach_position").then(response => {
      this.attachPositionOptions = response.data;
    });
    this.getList();
  },
  methods: {
    // 状态字典翻译
    statusFormat(row, column) {
      return this.selectDictLabel(this.statusOptions, row.status);
    },
    attachTypeFormat(row, column) {
      return this.selectDictLabel(this.attachTypeOptions, row.attachType);
    },
    attachPositionFormat(row, column) {
      return this.selectDictLabel(this.attachPositionOptions, row.position);
    },
    /** 查询图片视频配置列表 */
    getList() {
      this.loading = true;
      listAttachment(this.queryParams).then(response => {
        this.attachmentList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        attachId: null,
        attachName: null,
        attachUrl: null,
        position: null,
        attachType: null,
        status: "0",
        delFlag: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
        remark: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.attachId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加图片视频配置";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.fileList = []
      this.reset();
      const attachId = row.attachId || this.ids
      getAttachment(attachId).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改图片视频配置";

        this.fileList.push(  {name: this.form.attachName, url: this.form.attachUrl})  
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          let flag = true
          if(this.form.attachType.toString() === '0' && matchFileType(this.form.attachName).toString() !== 'image') {
            this.msgError("附件不是图片");
            flag = false
          }

          if(this.form.attachType.toString() === '1' && matchFileType(this.form.attachName).toString() !== 'video') {
            this.msgError("附件不是视频");
            flag = false
          }

          if(flag) {
            if (this.form.attachId != null) {
              updateAttachment(this.form).then(response => {
                this.msgSuccess("修改成功");
                this.open = false;
                this.getList();
              });
            } else {
              addAttachment(this.form).then(response => {
                this.msgSuccess("新增成功");
                this.open = false;
                this.getList();
              });
            }
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const attachIds = row.attachId || this.ids;
      this.$confirm('是否确认删除图片视频配置编号为"' + attachIds + '"的数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return delAttachment(attachIds);
        }).then(() => {
          this.getList();
          this.msgSuccess("删除成功");
        })
    },
    /** 导出按钮操作 */
    handleExport() {
      const queryParams = this.queryParams;
      this.$confirm('是否确认导出所有图片视频配置数据项?', "警告", {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }).then(function() {
          return exportAttachment(queryParams);
        }).then(response => {
          this.download(response.msg);
        })
    },
    //******** */ upload start
    submitFileForm() {
      this.$refs.upload.submit();
    },
    // 文件上传中处理
    handleFileUploadProgress(event, file, fileList) {
      this.upload.isUploading = true;
    },
    // 文件上传成功处理
    handleFileSuccess(response, file, fileList) {
      this.upload.open = false;
      this.upload.isUploading = false;
      this.$alert(response.msg, "上传结果", { dangerouslyUseHTMLString: true });
      this.form.attachUrl = response.url
      this.form.attachName = file.name
    },
    beforeRemove(file, fileList) {
      return this.$confirm(`确定移除 ${ file.name }？`);
    },
    handleRemove(file, fileList) {
      //console.log(file, fileList);
      this.form.attachUrl = null
    },
    //******** */ upload end
  }
};
</script>
